/* 基础样式 */
.bk-root .bk-plot {
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 8px;
}

.bk-axis-label {
    font-size: 12px;
    color: #6c757d;
}

.bk-toolbar-button {
    background-color: #fff !important;
    border: 1px solid #ced4da !important;
}